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. 2020 Jun 30;12:5181–5200. doi: 10.2147/CMAR.S250661

Figure 9.

Figure 9

LACTB can mediate EMT and proliferation of CRC cells by regulating autophagy. (AC) The results showed that LACTB-overexpressing SW480 and HCT116 cells exhibited increased expression levels of P62 and Twist1 after treatment with the autophagy inhibitor MHY1485, but these levels were reduced in LACTB-knockdown LOVO cells treated with the autophagy activator Torin1. In addition, the LC3-II/LC3-I expression ratio was decreased in LACTB-overexpressing SW480 and HCT116 cells following MHY1485 treatment, but this ratio was increased in LACTB-knockdown LOVO cells treated with Torin1. The inhibition of autophagy is associated with an increased level of P62, which prevents the degradation of Twist1 (*P<0.05), as determined by Student’s t-test. (D) Transwell assays revealed that cell migration and invasion were promoted after the attenuation of autophagy in LACTB-overexpressing SW480 and HCT116 cells treated with the autophagy inhibitor MHY1485, whereas LOVO-knockdown cells treated with the autophagy activator Torin1 showed poor cell migration and invasion abilities.